296
FZUS51 KBOX 280503
CWFBOX
COASTAL WATERS FORECAST FOR MASSACHUSETTS AND RHODE ISLAND
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
103 AM EDT MON SEP 28 2026
COASTAL WATERS FROM THE MERRIMACK RIVER MA TO WATCH HILL RI OUT
TO 60 NM
ANZ200-281800-
103 AM EDT MON SEP 28 2026
SYNOPSIS FOR MASSACHUSETTS AND RHODE ISLAND COASTAL WATERS
A SLOW MOVING NOR'EASTER WILL CONTINUE TO BRING DANGEROUS CONDITIONS
FOR MARINERS THROUGH MONDAY. NORTHEAST WINDS CONTINUE TO DIMINISH
WITH SMALL CRAFT ADVISORIES IN EFFECT. HIGH PRESSURE BUILDS IN FROM
THE NORTHWEST STARTING TUESDAY BRINGING QUIET WEATHER THROUGH LATE
WEEK.
ANZ250-281800-
COASTAL WATERS EAST OF IPSWICH BAY AND THE STELLWAGEN BANK
NATIONAL MARINE SANCTUARY-
103 AM EDT MON SEP 28 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS EVENING
REST OF TONIGHT
NE WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT.
SEAS 7 TO 9 FT. WAVE DETAIL: E 9 FT AT 9 SECONDS AND SE 6 FT AT
8 SECONDS. PATCHY FOG. SHOWERS LIKELY WITH A SLIGHT CHANCE OF
TSTMS. VSBY 1 NM OR LESS.
MON
NE WINDS 20 TO 25 KT, DIMINISHING TO 15 TO 20 KT IN THE
AFTERNOON. GUSTS UP TO 30 KT. SEAS 6 TO 9 FT. WAVE DETAIL: E 9 FT
AT 9 SECONDS AND SE 2 FT AT 7 SECONDS. PATCHY FOG. SHOWERS. VSBY
1 NM OR LESS.
MON NIGHT
NE WINDS 15 TO 20 KT, DIMINISHING TO 10 TO 15 KT
AFTER MIDNIGHT. GUSTS UP TO 25 KT. SEAS 5 TO 7 FT. WAVE DETAIL:
NE 7 FT AT 8 SECONDS AND SE 2 FT AT 7 SECONDS. PATCHY FOG.
SHOWERS LIKELY, MAINLY IN THE EVENING. VSBY 1 NM OR LESS,
INCREASING TO 1 TO 3 NM AFTER MIDNIGHT.
TUE
N WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 4 TO
5 FT. WAVE DETAIL: NE 5 FT AT 9 SECONDS AND S 2 FT AT 7 SECONDS.
PATCHY FOG. VSBY 1 TO 3 NM IN THE MORNING.
TUE NIGHT AND WED
NW WINDS AROUND 5 KT. SEAS 3 TO 5 FT. WAVE
DETAIL: E 4 FT AT 9 SECONDS AND SE 1 FOOT AT 7 SECONDS.
WED NIGHT
SW WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: E
3 FT AT 9 SECONDS AND S 1 FOOT AT 6 SECONDS.
THU THROUGH FRI
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.
SEAS 2 TO 3 FT.
FRI NIGHT
NW WINDS AROUND 10 KT. SEAS 2 TO 3 FT. A CHANCE OF
SHOWERS.
WINDS AND SEAS HIGHER IN AND NEAR TSTMS.
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.
ANZ251-281800-
MASSACHUSETTS BAY AND IPSWICH BAY-
103 AM EDT MON SEP 28 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS EVENING
REST OF TONIGHT
NE WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT.
SEAS 5 TO 8 FT. WAVE DETAIL: E 8 FT AT 9 SECONDS AND E 7 FT AT
12 SECONDS. PATCHY FOG. SHOWERS LIKELY WITH A SLIGHT CHANCE OF
TSTMS. VSBY 1 NM OR LESS.
MON
NE WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS 5 TO
8 FT. WAVE DETAIL: E 8 FT AT 9 SECONDS AND SE 4 FT AT 7 SECONDS.
PATCHY FOG. SHOWERS. VSBY 1 NM OR LESS.
MON NIGHT
N WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS
4 TO 6 FT. WAVE DETAIL: NE 6 FT AT 9 SECONDS AND S 2 FT AT
8 SECONDS. PATCHY FOG. SHOWERS LIKELY, MAINLY IN THE EVENING.
VSBY 1 NM OR LESS, INCREASING TO 1 TO 3 NM AFTER MIDNIGHT.
TUE
NW WINDS 10 TO 15 KT, BECOMING N 5 TO 10 KT IN THE
AFTERNOON. GUSTS UP TO 20 KT. SEAS 3 TO 5 FT. WAVE DETAIL: NE
5 FT AT 8 SECONDS AND NW 2 FT AT 8 SECONDS. PATCHY FOG. VSBY 1 TO
3 NM IN THE MORNING.
TUE NIGHT
N WINDS AROUND 5 KT. SEAS 2 TO 4 FT. WAVE DETAIL: E
4 FT AT 9 SECONDS AND SW 1 FOOT AT 8 SECONDS.
WED AND WED NIGHT
SW WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE
DETAIL: E 3 FT AT 9 SECONDS AND S 2 FT AT 10 SECONDS.
THU THROUGH FRI NIGHT
NW WINDS 5 TO 10 KT. SEAS AROUND 2 FT.
WINDS AND SEAS HIGHER IN AND NEAR TSTMS.
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.
ANZ231-281800-
CAPE COD BAY-
103 AM EDT MON SEP 28 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS AFTERNOON
REST OF TONIGHT
NE WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT.
SEAS 3 TO 5 FT. WAVE DETAIL: NE 5 FT AT 7 SECONDS AND E 3 FT AT
4 SECONDS. PATCHY FOG. SHOWERS LIKELY WITH A SLIGHT CHANCE OF
TSTMS. VSBY 1 NM OR LESS.
MON
E WINDS 15 TO 20 KT, DIMINISHING TO 10 TO 15 KT IN THE
AFTERNOON. GUSTS UP TO 25 KT. SEAS 3 TO 5 FT. WAVE DETAIL: NE
4 FT AT 7 SECONDS AND E 2 FT AT 4 SECONDS. PATCHY FOG. SHOWERS.
VSBY 1 NM OR LESS.
MON NIGHT
E WINDS 5 TO 10 KT, BECOMING NW 10 TO 15 KT WITH
GUSTS UP TO 20 KT AFTER MIDNIGHT. SEAS 2 TO 4 FT. WAVE DETAIL: NE
4 FT AT 7 SECONDS. PATCHY FOG. SHOWERS LIKELY IN THE EVENING.
VSBY 1 TO 3 NM.
TUE
NW WINDS 10 TO 15 KT, DIMINISHING TO 5 TO 10 KT IN THE
AFTERNOON. GUSTS UP TO 20 KT. SEAS 2 TO 3 FT. WAVE DETAIL: N 3 FT
AT 6 SECONDS. PATCHY FOG. VSBY 1 TO 3 NM IN THE MORNING.
TUE NIGHT
N WINDS AROUND 5 KT. SEAS 2 TO 3 FT. WAVE DETAIL: N
2 FT AT 5 SECONDS.
WED AND WED NIGHT
SW WINDS AROUND 5 KT. SEAS AROUND 2 FT. WAVE
DETAIL: N 2 FT AT 6 SECONDS.
THU THROUGH FRI
SW WINDS 5 TO 10 KT WITH GUSTS UP TO 20 KT.
SEAS AROUND 2 FT.
FRI NIGHT
NW WINDS AROUND 10 KT. SEAS AROUND 2 FT. A CHANCE OF
SHOWERS.
WINDS AND SEAS HIGHER IN AND NEAR TSTMS.
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.
ANZ254-281800-
COASTAL WATERS FROM PROVINCETOWN MA TO CHATHAM MA TO NANTUCKET MA
OUT 20 NM-
103 AM EDT MON SEP 28 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS EVENING
REST OF TONIGHT
E WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT.
SEAS 6 TO 8 FT. WAVE DETAIL: E 7 FT AT 9 SECONDS AND S 3 FT AT
8 SECONDS. PATCHY FOG. A CHANCE OF SHOWERS WITH A SLIGHT CHANCE
OF TSTMS. VSBY 1 NM OR LESS.
MON
E WINDS 10 TO 15 KT. GUSTS UP TO 25 KT IN THE MORNING.
SEAS 5 TO 8 FT. WAVE DETAIL: NE 7 FT AT 9 SECONDS AND S 3 FT AT
7 SECONDS. PATCHY FOG. SHOWERS LIKELY IN THE MORNING. A CHANCE OF
SHOWERS IN THE AFTERNOON. VSBY 1 NM OR LESS.
MON NIGHT
SE WINDS 5 TO 10 KT, BECOMING S 10 TO 15 KT AFTER
MIDNIGHT. SEAS 4 TO 6 FT. WAVE DETAIL: E 6 FT AT 8 SECONDS AND S
3 FT AT 7 SECONDS. PATCHY FOG. A CHANCE OF SHOWERS IN THE
EVENING. VSBY 1 TO 3 NM.
TUE
NW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 4 TO
5 FT. WAVE DETAIL: E 5 FT AT 8 SECONDS AND S 3 FT AT 7 SECONDS.
PATCHY FOG.
TUE NIGHT AND WED
N WINDS 5 TO 10 KT. SEAS 3 TO 5 FT. WAVE
DETAIL: E 4 FT AT 9 SECONDS AND SW 2 FT AT 7 SECONDS.
WED NIGHT
SW WINDS AROUND 5 KT, INCREASING TO 5 TO 10 KT AFTER
MIDNIGHT. SEAS 3 TO 4 FT. WAVE DETAIL: E 4 FT AT 9 SECONDS AND S
1 FOOT AT 6 SECONDS.
THU THROUGH FRI
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.
SEAS 2 TO 4 FT.
FRI NIGHT
W WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS
2 TO 3 FT. A CHANCE OF SHOWERS.
WINDS AND SEAS HIGHER IN AND NEAR TSTMS.
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.
ANZ255-281800-
COASTAL WATERS EXTENDING OUT TO 25 NM SOUTH OF MARTHAS VINEYARD
AND NANTUCKET-
103 AM EDT MON SEP 28 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS EVENING
REST OF TONIGHT
E WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.
SEAS 4 TO 6 FT. WAVE DETAIL: S 4 FT AT 7 SECONDS AND E 4 FT AT
9 SECONDS. PATCHY FOG. SHOWERS LIKELY WITH A SLIGHT CHANCE OF
TSTMS. VSBY 1 NM OR LESS.
MON
SE WINDS AROUND 10 KT. SEAS 4 TO 6 FT. WAVE DETAIL: S 4 FT
AT 7 SECONDS AND E 4 FT AT 9 SECONDS. PATCHY FOG. A CHANCE OF
SHOWERS. VSBY 1 NM OR LESS IN THE MORNING.
MON NIGHT
S WINDS AROUND 10 KT, BECOMING SW AFTER MIDNIGHT.
SEAS 4 TO 6 FT. WAVE DETAIL: SW 4 FT AT 7 SECONDS AND E 4 FT AT
9 SECONDS. PATCHY FOG. A CHANCE OF SHOWERS IN THE EVENING. VSBY
1 TO 3 NM.
TUE
NW WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. WAVE DETAIL: SW 4 FT
AT 7 SECONDS AND E 3 FT AT 8 SECONDS. PATCHY FOG IN THE MORNING.
TUE NIGHT AND WED
NW WINDS 5 TO 10 KT. SEAS 2 TO 4 FT. WAVE
DETAIL: W 3 FT AT 6 SECONDS AND NE 3 FT AT 9 SECONDS.
WED NIGHT
SW WINDS AROUND 5 KT, INCREASING TO 5 TO 10 KT AFTER
MIDNIGHT. SEAS 2 TO 3 FT. WAVE DETAIL: E 3 FT AT 9 SECONDS AND S
1 FOOT AT 7 SECONDS.
THU THROUGH FRI NIGHT
W WINDS 10 TO 15 KT WITH GUSTS UP TO
20 KT. SEAS 2 TO 4 FT.
WINDS AND SEAS HIGHER IN AND NEAR TSTMS.
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.
ANZ256-281800-
COASTAL WATERS FROM MONTAUK NY TO MARTHAS VINEYARD EXTENDING OUT
TO 20 NM SOUTH OF BLOCK ISLAND-
103 AM EDT MON SEP 28 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS EVENING
REST OF TONIGHT
E WINDS 15 TO 20 KT. SEAS 5 TO 6 FT. WAVE
DETAIL: S 4 FT AT 7 SECONDS AND E 4 FT AT 9 SECONDS. PATCHY FOG.
SHOWERS WITH A SLIGHT CHANCE OF TSTMS. VSBY 1 NM OR LESS.
MON
E WINDS AROUND 10 KT. SEAS 4 TO 6 FT. WAVE DETAIL: S 5 FT
AT 7 SECONDS AND E 3 FT AT 9 SECONDS. PATCHY FOG. SHOWERS LIKELY.
VSBY 1 NM OR LESS, INCREASING TO 1 TO 3 NM IN THE AFTERNOON.
MON NIGHT
NE WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT,
BECOMING NW AFTER MIDNIGHT. SEAS 4 TO 6 FT. WAVE DETAIL: S 5 FT
AT 7 SECONDS AND E 3 FT AT 9 SECONDS. PATCHY FOG. A CHANCE OF
SHOWERS IN THE EVENING. VSBY 1 TO 3 NM.
TUE
NW WINDS 10 TO 15 KT, DIMINISHING TO 5 TO 10 KT IN THE
AFTERNOON. SEAS 3 TO 5 FT. WAVE DETAIL: NW 4 FT AT 6 SECONDS AND
E 3 FT AT 8 SECONDS. PATCHY FOG IN THE MORNING.
TUE NIGHT
NW WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: W
2 FT AT 7 SECONDS AND E 2 FT AT 9 SECONDS.
WED AND WED NIGHT
SW WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE
DETAIL: E 3 FT AT 9 SECONDS AND S 1 FOOT AT 7 SECONDS.
THU THROUGH FRI NIGHT
NW WINDS 10 TO 15 KT WITH GUSTS UP TO
20 KT. SEAS 2 TO 4 FT.
WINDS AND SEAS HIGHER IN AND NEAR TSTMS.
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.
ANZ232-281800-
NANTUCKET SOUND-
103 AM EDT MON SEP 28 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 8 AM EDT THIS MORNING
REST OF TONIGHT
E WINDS 15 TO 20 KT. SEAS 3 TO 5 FT. WAVE
DETAIL: E 4 FT AT 9 SECONDS AND SE 3 FT AT 6 SECONDS. PATCHY FOG.
SHOWERS LIKELY WITH A SLIGHT CHANCE OF TSTMS. VSBY 1 NM OR LESS.
MON
E WINDS 10 TO 15 KT. SEAS 2 TO 4 FT. WAVE DETAIL: E 3 FT
AT 9 SECONDS AND SE 2 FT AT 6 SECONDS. PATCHY FOG. A CHANCE OF
SHOWERS IN THE MORNING, THEN SHOWERS LIKELY IN THE AFTERNOON.
VSBY 1 NM OR LESS, INCREASING TO 1 TO 3 NM IN THE AFTERNOON.
MON NIGHT
SE WINDS 5 TO 10 KT, BECOMING SW 10 TO 15 KT AFTER
MIDNIGHT. SEAS 2 TO 4 FT. WAVE DETAIL: E 3 FT AT 9 SECONDS AND S
2 FT AT 7 SECONDS. PATCHY FOG. SHOWERS LIKELY IN THE EVENING.
VSBY 1 TO 3 NM.
TUE
NW WINDS 10 TO 15 KT, DIMINISHING TO 5 TO 10 KT IN THE
AFTERNOON. SEAS 2 TO 3 FT. WAVE DETAIL: NW 2 FT AT 5 SECONDS AND
E 2 FT AT 8 SECONDS. PATCHY FOG IN THE MORNING.
TUE NIGHT
NW WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: NW
2 FT AT 4 SECONDS AND NE 2 FT AT 9 SECONDS.
WED AND WED NIGHT
SW WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE
DETAIL: E 2 FT AT 9 SECONDS AND SW 1 FOOT AT 6 SECONDS.
THU THROUGH FRI
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.
SEAS 2 TO 3 FT.
FRI NIGHT
NW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS
AROUND 2 FT. A CHANCE OF SHOWERS.
WINDS AND SEAS HIGHER IN AND NEAR TSTMS.
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.
ANZ233-281800-
VINEYARD SOUND-
103 AM EDT MON SEP 28 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 8 AM EDT THIS MORNING
REST OF TONIGHT
NE WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.
SEAS 2 TO 4 FT. WAVE DETAIL: S 3 FT AT 8 SECONDS AND NE 2 FT AT
5 SECONDS. PATCHY FOG. SHOWERS LIKELY WITH A CHANCE OF TSTMS.
VSBY 1 NM OR LESS.
MON
E WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. WAVE DETAIL: SE 3 FT
AT 7 SECONDS. PATCHY FOG. SHOWERS LIKELY. VSBY 1 NM OR LESS IN
THE MORNING.
MON NIGHT
E WINDS AROUND 10 KT, BECOMING NW AFTER MIDNIGHT.
SEAS 2 TO 3 FT. WAVE DETAIL: SE 3 FT AT 7 SECONDS AND E 2 FT AT
11 SECONDS. PATCHY FOG. SHOWERS LIKELY IN THE EVENING. VSBY 1 TO
3 NM.
TUE
NW WINDS 10 TO 15 KT, DIMINISHING TO 5 TO 10 KT IN THE
AFTERNOON. SEAS 2 TO 3 FT. WAVE DETAIL: NW 3 FT AT 7 SECONDS AND
E 1 FOOT AT 8 SECONDS. PATCHY FOG IN THE MORNING.
TUE NIGHT
N WINDS AROUND 5 KT. SEAS AROUND 2 FT. WAVE DETAIL:
SW 2 FT AT 5 SECONDS AND NE 1 FOOT AT 8 SECONDS.
WED AND WED NIGHT
SW WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE
DETAIL: SW 1 FOOT AT 6 SECONDS AND E 1 FOOT AT 12 SECONDS.
THU THROUGH FRI
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.
SEAS AROUND 2 FT.
FRI NIGHT
NW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS
AROUND 2 FT. A CHANCE OF SHOWERS.
WINDS AND SEAS HIGHER IN AND NEAR TSTMS.
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.
ANZ234-281800-
BUZZARDS BAY-
103 AM EDT MON SEP 28 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 8 AM EDT THIS MORNING
REST OF TONIGHT
NE WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.
SEAS 2 TO 3 FT. WAVE DETAIL: E 3 FT AT 5 SECONDS. PATCHY FOG.
SHOWERS WITH A SLIGHT CHANCE OF TSTMS. VSBY 1 NM OR LESS.
MON
E WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. WAVE DETAIL: E 2 FT
AT 5 SECONDS AND NE 2 FT AT 10 SECONDS. PATCHY FOG. SHOWERS. VSBY
1 NM OR LESS, INCREASING TO 1 TO 3 NM IN THE AFTERNOON.
MON NIGHT
NE WINDS AROUND 10 KT, BECOMING NW AFTER MIDNIGHT.
SEAS 2 TO 3 FT. WAVE DETAIL: E 3 FT AT 7 SECONDS AND E 1 FOOT AT
15 SECONDS. PATCHY FOG. A CHANCE OF SHOWERS IN THE EVENING. VSBY
1 TO 3 NM.
TUE
NW WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE DETAIL: W 2 FT
AT 7 SECONDS AND NE 1 FOOT AT 5 SECONDS. PATCHY FOG IN THE
MORNING WITH VSBY 1 TO 3 NM.
TUE NIGHT
N WINDS AROUND 5 KT. SEAS AROUND 2 FT IN THE
EVENING, THEN 1 FOOT OR LESS. WAVE DETAIL: NE 1 FOOT AT 3 SECONDS
AND SW 1 FOOT AT 6 SECONDS, BECOMING E 1 FOOT AT 4 SECONDS AND SW
1 FOOT AT 5 SECONDS.
WED AND WED NIGHT
SW WINDS AROUND 5 KT. SEAS 1 FOOT OR LESS.
WAVE DETAIL: SW 1 FOOT AT 5 SECONDS AND E 1 FOOT AT 11 SECONDS.
THU THROUGH FRI
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.
SEAS 2 TO 3 FT.
FRI NIGHT
NW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS
AROUND 2 FT. A CHANCE OF SHOWERS.
WINDS AND SEAS HIGHER IN AND NEAR TSTMS.
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.
ANZ235-281800-
RHODE ISLAND SOUND-
103 AM EDT MON SEP 28 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 8 AM EDT THIS MORNING
REST OF TONIGHT
NE WINDS 15 TO 20 KT. SEAS 3 TO 5 FT. WAVE
DETAIL: E 4 FT AT 7 SECONDS. PATCHY FOG. SHOWERS WITH A SLIGHT
CHANCE OF TSTMS. VSBY 1 NM OR LESS.
MON
E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. WAVE DETAIL: E 4 FT
AT 7 SECONDS. PATCHY FOG. SHOWERS. VSBY 1 NM OR LESS, INCREASING
TO 1 TO 3 NM IN THE AFTERNOON.
MON NIGHT
NE WINDS 10 TO 15 KT, BECOMING NW AFTER MIDNIGHT.
SEAS 3 TO 4 FT. WAVE DETAIL: S 4 FT AT 7 SECONDS AND NE 2 FT AT
9 SECONDS. PATCHY FOG. A CHANCE OF SHOWERS IN THE EVENING. VSBY
1 TO 3 NM.
TUE
NW WINDS 10 TO 15 KT, DIMINISHING TO 5 TO 10 KT IN THE
AFTERNOON. SEAS 2 TO 4 FT. WAVE DETAIL: NW 4 FT AT 7 SECONDS AND
E 2 FT AT 9 SECONDS. PATCHY FOG IN THE MORNING.
TUE NIGHT
N WINDS AROUND 5 KT. SEAS AROUND 2 FT. WAVE DETAIL:
SW 2 FT AT 6 SECONDS AND NE 2 FT AT 9 SECONDS.
WED AND WED NIGHT
SW WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE
DETAIL: SE 2 FT AT 11 SECONDS AND S 1 FOOT AT 7 SECONDS.
THU THROUGH FRI NIGHT
NW WINDS 10 TO 15 KT WITH GUSTS UP TO
20 KT. SEAS 2 TO 3 FT.
WINDS AND SEAS HIGHER IN AND NEAR TSTMS.
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.
ANZ237-281800-
BLOCK ISLAND SOUND-
103 AM EDT MON SEP 28 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 8 AM EDT THIS MORNING
REST OF TONIGHT
NE WINDS 15 TO 20 KT. SEAS 3 TO 5 FT. WAVE
DETAIL: SE 4 FT AT 7 SECONDS. PATCHY FOG. SHOWERS WITH A SLIGHT
CHANCE OF TSTMS. VSBY 1 NM OR LESS.
MON
NE WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 3 TO
4 FT. WAVE DETAIL: S 4 FT AT 7 SECONDS AND E 3 FT AT 7 SECONDS.
PATCHY FOG. SHOWERS LIKELY. VSBY 1 NM OR LESS, INCREASING TO 1 TO
3 NM IN THE AFTERNOON.
MON NIGHT
N WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE
EVENING. SEAS 3 TO 4 FT. WAVE DETAIL: S 4 FT AT 7 SECONDS AND NE
2 FT AT 8 SECONDS. PATCHY FOG. A CHANCE OF SHOWERS IN THE
EVENING. VSBY 1 TO 3 NM.
TUE
NW WINDS 5 TO 10 KT. SEAS 2 TO 4 FT. WAVE DETAIL: W 3 FT
AT 7 SECONDS AND NE 2 FT AT 8 SECONDS.
TUE NIGHT
N WINDS AROUND 5 KT. SEAS AROUND 2 FT. WAVE DETAIL:
S 2 FT AT 6 SECONDS AND E 2 FT AT 9 SECONDS.
WED AND WED NIGHT
SW WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE
DETAIL: SE 2 FT AT 10 SECONDS AND S 1 FOOT AT 7 SECONDS.
THU THROUGH FRI NIGHT
NW WINDS 10 TO 15 KT WITH GUSTS UP TO
20 KT. SEAS 2 TO 3 FT.
WINDS AND SEAS HIGHER IN AND NEAR TSTMS.
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.
ANZ230-281800-
BOSTON HARBOR-
103 AM EDT MON SEP 28 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 8 AM EDT THIS MORNING
REST OF TONIGHT
NE WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT.
WAVES 2 TO 3 FT, EXCEPT 4 TO 6 FT AT THE OUTER HARBOR ENTRANCE.
PATCHY FOG. SHOWERS LIKELY. VSBY 1 NM OR LESS.
MON
NE WINDS 20 TO 25 KT, DIMINISHING TO 15 TO 20 KT IN THE
AFTERNOON. GUSTS UP TO 30 KT. WAVES 2 TO 3 FT, EXCEPT 4 TO 6 FT
AT THE OUTER HARBOR ENTRANCE. PATCHY FOG. SHOWERS. VSBY 1 NM OR
LESS.
MON NIGHT
NE WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT,
BECOMING N 10 TO 15 KT AFTER MIDNIGHT. WAVES 2 TO 3 FT. PATCHY
FOG. SHOWERS, MAINLY IN THE EVENING. VSBY 1 NM OR LESS,
INCREASING TO 1 TO 3 NM AFTER MIDNIGHT.
TUE
NW WINDS 5 TO 10 KT. WAVES AROUND 2 FT. PATCHY FOG.
TUE NIGHT
N WINDS AROUND 5 KT. WAVES 1 FOOT OR LESS.
WED AND WED NIGHT
SW WINDS AROUND 5 KT. WAVES 1 FOOT OR LESS.
THU THROUGH FRI NIGHT
NW WINDS 5 TO 10 KT. WAVES AROUND 2 FT.
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.
ANZ236-281800-
NARRAGANSETT BAY-
103 AM EDT MON SEP 28 2026
REST OF TONIGHT
NE WINDS AROUND 15 KT WITH GUSTS UP TO 20 KT.
WAVES 2 TO 3 FT. PATCHY FOG. SHOWERS WITH A CHANCE OF TSTMS. VSBY
1 NM OR LESS.
MON
NE WINDS 10 TO 15 KT. WAVES 2 TO 3 FT. PATCHY FOG.
SHOWERS. VSBY 1 NM OR LESS, INCREASING TO 1 TO 3 NM IN THE
AFTERNOON.
MON NIGHT
N WINDS 10 TO 15 KT. WAVES 2 TO 3 FT. PATCHY FOG. A
CHANCE OF SHOWERS IN THE EVENING. VSBY 1 TO 3 NM.
TUE
NW WINDS 5 TO 10 KT. WAVES 2 TO 3 FT. PATCHY FOG IN THE
MORNING.
TUE NIGHT
N WINDS AROUND 5 KT. WAVES AROUND 2 FT.
WED AND WED NIGHT
SW WINDS AROUND 5 KT. WAVES 1 FOOT OR LESS.
THU THROUGH FRI NIGHT
NW WINDS 10 TO 15 KT WITH GUSTS UP TO
20 KT. WAVES AROUND 2 FT.
WINDS AND WAVES HIGHER IN AND NEAR TSTMS.
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.
ANZ280-281800-
OCEAN WATERS FROM THE MERRIMACK RIVER TO PLYMOUTH FROM 40 TO
60 NM-
103 AM EDT MON SEP 28 2026
REST OF TONIGHT
E WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT.
SEAS 9 TO 10 FT. WAVE DETAIL: E 10 FT AT 9 SECONDS AND S 3 FT AT
8 SECONDS. PATCHY FOG. A CHANCE OF SHOWERS WITH A SLIGHT CHANCE
OF TSTMS. VSBY 1 NM OR LESS.
MON
E WINDS 20 TO 25 KT, DIMINISHING TO 15 TO 20 KT IN THE
AFTERNOON. GUSTS UP TO 30 KT. SEAS 8 TO 9 FT, SUBSIDING TO 6 TO
8 FT IN THE AFTERNOON. WAVE DETAIL: E 9 FT AT 9 SECONDS AND S
3 FT AT 8 SECONDS, BECOMING E 8 FT AT 9 SECONDS AND S 2 FT AT
8 SECONDS. PATCHY FOG. SHOWERS LIKELY IN THE MORNING. A CHANCE OF
SHOWERS IN THE AFTERNOON. VSBY 1 NM OR LESS.
MON NIGHT
E WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE
EVENING. SEAS 5 TO 7 FT. WAVE DETAIL: E 6 FT AT 8 SECONDS AND S
2 FT AT 7 SECONDS. PATCHY FOG. SHOWERS LIKELY IN THE EVENING. A
CHANCE OF SHOWERS AFTER MIDNIGHT. VSBY 1 NM OR LESS.
TUE
N WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS AROUND
5 FT. WAVE DETAIL: NE 5 FT AT 9 SECONDS AND S 2 FT AT 7 SECONDS.
PATCHY FOG IN THE MORNING WITH VSBY 1 TO 3 NM.
TUE NIGHT AND WED
NW WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. WAVE
DETAIL: NE 5 FT AT 9 SECONDS AND S 2 FT AT 7 SECONDS.
WED NIGHT
SW WINDS 5 TO 10 KT. SEAS 3 TO 4 FT. WAVE DETAIL: E
3 FT AT 9 SECONDS AND S 1 FOOT AT 7 SECONDS.
THU THROUGH FRI
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT.
SEAS 3 TO 4 FT.
FRI NIGHT
NW WINDS AROUND 15 KT WITH GUSTS UP TO 20 KT. SEAS
3 TO 4 FT. A CHANCE OF SHOWERS.
WINDS AND SEAS HIGHER IN AND NEAR TSTMS.
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.
ANZ281-281800-
OCEAN WATERS FROM PROVINCETOWN TO NANTUCKET FROM 20 TO 60 NM-
103 AM EDT MON SEP 28 2026
REST OF TONIGHT
E WINDS 10 TO 15 KT WITH GUSTS UP TO 30 KT.
SEAS 7 TO 9 FT. WAVE DETAIL: NE 8 FT AT 9 SECONDS AND S 4 FT AT
8 SECONDS. PATCHY FOG. A CHANCE OF SHOWERS WITH A SLIGHT CHANCE
OF TSTMS. VSBY 1 NM OR LESS.
MON
E WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT, BECOMING SE
5 TO 10 KT IN THE AFTERNOON. SEAS 7 TO 9 FT, SUBSIDING TO 6 TO
7 FT IN THE AFTERNOON. WAVE DETAIL: NE 8 FT AT 9 SECONDS AND S
4 FT AT 7 SECONDS, BECOMING NE 7 FT AT 9 SECONDS AND S 4 FT AT
7 SECONDS. PATCHY FOG. A CHANCE OF SHOWERS. VSBY 1 NM OR LESS.
MON NIGHT
S WINDS 10 TO 15 KT. SEAS 5 TO 7 FT. WAVE DETAIL: E
6 FT AT 8 SECONDS AND S 4 FT AT 7 SECONDS. PATCHY FOG. A CHANCE
OF SHOWERS IN THE EVENING. VSBY 1 NM OR LESS, INCREASING TO 1 TO
3 NM AFTER MIDNIGHT.
TUE
W WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE AFTERNOON.
SEAS 5 TO 7 FT. WAVE DETAIL: S 5 FT AT 7 SECONDS AND E 5 FT AT
9 SECONDS. PATCHY FOG IN THE MORNING WITH VSBY 1 TO 3 NM.
TUE NIGHT AND WED
NW WINDS 10 TO 15 KT. SEAS 4 TO 5 FT. WAVE
DETAIL: NE 4 FT AT 9 SECONDS AND S 3 FT AT 7 SECONDS.
WED NIGHT
W WINDS AROUND 5 KT, BECOMING SW AFTER MIDNIGHT.
SEAS 3 TO 4 FT. WAVE DETAIL: E 4 FT AT 9 SECONDS AND S 1 FOOT AT
7 SECONDS.
THU THROUGH FRI NIGHT
W WINDS 10 TO 15 KT WITH GUSTS UP TO
20 KT. SEAS 3 TO 4 FT.
WINDS AND SEAS HIGHER IN AND NEAR TSTMS.
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.
ANZ282-281800-
OCEAN WATERS FROM MARTHAS VINEYARD TO NANTUCKET FROM 25 TO 60 NM-
103 AM EDT MON SEP 28 2026
REST OF TONIGHT
SE WINDS 5 TO 10 KT. SEAS 6 TO 7 FT. WAVE
DETAIL: S 5 FT AT 7 SECONDS AND NE 5 FT AT 9 SECONDS. PATCHY FOG.
A CHANCE OF SHOWERS WITH A SLIGHT CHANCE OF TSTMS. VSBY 1 NM OR
LESS.
MON
SE WINDS 5 TO 10 KT, BECOMING S 10 TO 15 KT IN THE
AFTERNOON. SEAS 6 TO 7 FT. WAVE DETAIL: S 5 FT AT 7 SECONDS AND
NE 5 FT AT 9 SECONDS. PATCHY FOG. A CHANCE OF SHOWERS. VSBY 1 NM
OR LESS IN THE MORNING.
MON NIGHT
S WINDS 10 TO 15 KT, BECOMING SW WITH GUSTS UP TO
20 KT AFTER MIDNIGHT. SEAS 6 TO 8 FT. WAVE DETAIL: SW 6 FT AT
7 SECONDS AND NE 5 FT AT 8 SECONDS. PATCHY FOG. A CHANCE OF
SHOWERS IN THE EVENING. VSBY 1 TO 3 NM AFTER MIDNIGHT.
TUE
NW WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE MORNING.
SEAS 5 TO 8 FT, SUBSIDING TO 5 TO 6 FT IN THE AFTERNOON. WAVE
DETAIL: SW 6 FT AT 7 SECONDS AND E 4 FT AT 8 SECONDS, BECOMING W
4 FT AT 7 SECONDS AND E 4 FT AT 9 SECONDS. PATCHY FOG IN THE
MORNING.
TUE NIGHT AND WED
N WINDS 5 TO 10 KT. SEAS 3 TO 5 FT. WAVE
DETAIL: E 4 FT AT 9 SECONDS AND W 3 FT AT 6 SECONDS.
WED NIGHT
W WINDS AROUND 5 KT. SEAS 3 TO 4 FT. WAVE DETAIL: E
4 FT AT 9 SECONDS AND S 1 FOOT AT 7 SECONDS.
THU THROUGH FRI NIGHT
W WINDS 10 TO 15 KT WITH GUSTS UP TO
20 KT. SEAS 3 TO 4 FT.
WINDS AND SEAS HIGHER IN AND NEAR TSTMS.
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.
ANZ283-281800-
OCEAN WATERS FROM MONTAUK NY TO MARTHAS VINEYARD FROM 25 TO 60 NM-
103 AM EDT MON SEP 28 2026
REST OF TONIGHT
SE WINDS AROUND 10 KT. SEAS AROUND 6 FT. WAVE
DETAIL: S 4 FT AT 7 SECONDS AND E 4 FT AT 9 SECONDS. PATCHY FOG.
SHOWERS LIKELY WITH A SLIGHT CHANCE OF TSTMS. VSBY 1 NM OR LESS.
MON
SE WINDS 10 TO 15 KT. SEAS 5 TO 7 FT. WAVE DETAIL: SW 6 FT
AT 7 SECONDS AND E 4 FT AT 9 SECONDS. PATCHY FOG. A CHANCE OF
SHOWERS. VSBY 1 TO 3 NM.
MON NIGHT
SW WINDS 10 TO 15 KT, BECOMING W AFTER MIDNIGHT.
GUSTS UP TO 20 KT. SEAS 5 TO 8 FT. WAVE DETAIL: SW 7 FT AT
7 SECONDS AND E 4 FT AT 9 SECONDS. PATCHY FOG. A CHANCE OF
SHOWERS IN THE EVENING. VSBY 1 TO 3 NM.
TUE
NW WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE MORNING.
SEAS 4 TO 6 FT. WAVE DETAIL: NW 5 FT AT 6 SECONDS AND E 3 FT AT
8 SECONDS. PATCHY FOG IN THE MORNING.
TUE NIGHT
NW WINDS 5 TO 10 KT. SEAS 3 TO 4 FT. WAVE DETAIL: NW
3 FT AT 6 SECONDS AND E 3 FT AT 9 SECONDS.
WED AND WED NIGHT
W WINDS 5 TO 10 KT. SEAS 3 TO 4 FT. WAVE
DETAIL: E 3 FT AT 9 SECONDS AND S 2 FT AT 7 SECONDS.
THU THROUGH FRI NIGHT
W WINDS 10 TO 15 KT WITH GUSTS UP TO
20 KT. SEAS 3 TO 4 FT.
WINDS AND SEAS HIGHER IN AND NEAR TSTMS.
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.
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